Module:Redirect template

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This module implements {{redirect template}} and {{redirect template/core}}. Please see the template pages for documentation.

 1 require('Module:No globals')
 2 
 3 local p = {}
 4 
 5 -- key is beginning of arg name. value is table with namespace number and link
 6 -- alternatively, a function taking the namespace number and returning a validity
 7 -- can be used
 8 local namespaceCategories = {
 9 	all = { function() return true end },
10 	main = { 0, '[[wp:mainspace|main]]' },
11 	help = { 12, '[[wp:help namespace|help]]' },
12 	portal = { 100, '[[wp:portal|portal]]' },
13 	talk = { function(n) return n > 0 and n%2 == 1 end, '[[Help:Using talk pages|talk]]' },
14 	template = { 10, '[[wp:template namespace|template]]' },
15 	techInfoDepot = { 4, '[[wp:project namespace|TechInfoDepot project]]' },
16 	category = { 14, '[[wp:categorization|category]]' },
17 	user = { 2, '[[wp:user pages|user]]' },
18 }
19 
20 -- Don't convert blank category to nil
21 local function valueFunc(key, val)
22 	if type(val) == 'string' then
23 		val = val:match('^%s*(.-)%s*$')
24 		if val == '' and key ~= 'category' and key ~= 'embed' then
25 			return nil
26 		end
27 	end
28 	return val
29 end
30 
31 local function getPrettyName(args)
32 	for k in pairs(namespaceCategories) do
33 		if args[k .. ' category'] then
34 			return  "'''[[:Category:" .. args[k .. ' category'] .. "|" .. args.name .. "]]''': "
35 		end
36 	end
37 	return "'''" .. args.name .. "''': "
38 end
39 
40 function p.core(frame, args)
41 	if not args then
42 		args = require('Module:Arguments').getArgs(frame, {wrappers = 'Template:Redirect template/core', valueFunc = valueFunc})
43 	end
44 	local namespace = mw.title.getCurrentTitle().namespace
45 	local otherCategory = args['other category'] and (args.category or string.format('[[Category:%s]]', args['other category']))
46 	local embedPossible = args.embed == nil or args.embed == 'yes'
47 
48 	--- XXX: this is a HORRIBLE HACK. kill it with fire as soon as https://bugzilla.wikimedia.org/show_bug.cgi?id=12974 is fixed
49 	local beCompatibleWithBug12974 = args.info and (args.info:find('^[:;#*]', 1) == 1 or args.info:find('{|', 1, true) == 1) and '\n' or ' '
50 	
51 	local retval = string.format('*%sThis is a redirect%s%s.%s%s\n',
52 		embedPossible and args.name and getPrettyName(args) or '',
53 		args.from and (' from ' .. args.from) or '',
54 		args.to and (' to ' .. args.to) or '',
55 		args.info and beCompatibleWithBug12974 or '',
56 		args.info or ''
57 	)
58 	for k,v in pairs(namespaceCategories) do
59 		if args[k .. ' category'] then
60 			if type(v[1]) == 'function' and v[1](namespace) or v[1] == namespace then
61 				retval = retval .. (args.category or string.format('[[Category:%s]]', args[k .. ' category']))
62 			elseif args['other category'] then
63 				retval = retval .. otherCategory
64 			else
65 				retval = retval .. frame:expandTemplate{title = 'Incorrect redirect template', args = {v[2]}}
66 			end
67 		end
68 	end
69 	return retval
70 end
71 
72 function p.main(frame)
73 	local args = require('Module:Arguments').getArgs(frame, {wrappers = 'Template:Redirect template', valueFunc = valueFunc})
74 	local retval = p.core(frame, args)
75 	if mw.title.getCurrentTitle().namespace == 0 then
76 		if args.printworthy == 'yes' then
77 			return retval .. (args.category or '[[Category:Printworthy redirects]]')
78 		elseif args.printworthy == 'no' then
79 			return retval .. (args.category or '[[Category:Unprintworthy redirects]]')
80 		end
81 	end
82 	return retval
83 end
84 
85 return p